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The vented cap is a good option for oil bags with a remote-mounted filler or single-filler cap fuel tanks
AGM construction offers a formidable blend of power
Choice of size
requires less voltage
ThunderMax Fuel Tuner for 2017-2020 Harley-Davidson Touring Big Twin Lighting (Light) The vented cap is aThunderMax Fuel Tuner for 2017 2020 Harley Davidson Touring Looking for a do it all tuner? The ThunderMax is innovative because it's not a traditional tunerit's a complete ECM! Kit includes ThunderMax ECM with Auto Tune Module Plug and play harnesses Two wideband oxygen sensors ThunderMax software and communication USB cable Instructions Can benefit from dyno tuning, but it's not required if you choose to allow your ThunderMax to "learn" the correct
